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FOCS
2005
IEEE
15 years 3 months ago
Algorithmic Graph Minor Theory: Decomposition, Approximation, and Coloring
At the core of the seminal Graph Minor Theory of Robertson and Seymour is a powerful structural theorem capturing the structure of graphs excluding a fixed minor. This result is ...
Erik D. Demaine, Mohammad Taghi Hajiaghayi, Ken-ic...
FOCS
2005
IEEE
15 years 3 months ago
Concurrent Non-Malleable Commitments
We present a non-malleable commitment scheme that retains its security properties even when concurrently executed a polynomial number of times. That is, a manin-the-middle adversa...
Rafael Pass, Alon Rosen
FOCS
2005
IEEE
15 years 3 months ago
Cryptography In the Bounded Quantum-Storage Model
We initiate the study of two-party cryptographic primitives with unconditional security, assuming that the adversary’s quantum memory is of bounded size. We show that oblivious ...
Ivan Damgård, Serge Fehr, Louis Salvail, Chr...
STOC
2005
ACM
145views Algorithms» more  STOC 2005»
15 years 10 months ago
On uniform amplification of hardness in NP
We continue the study of amplification of average-case complexity within NP, and we focus on the uniform case. We prove that if every problem in NP admits an efficient uniform alg...
Luca Trevisan
FOCS
2005
IEEE
15 years 3 months ago
The Closest Substring problem with small distances
In the CLOSEST SUBSTRING problem k strings s1, ..., sk are given, and the task is to find a string s of length L such that each string si has a consecutive substring of length L ...
Dániel Marx